feat: Support policies without assignees

packages/uma/src/util/routeSpecific/post.ts

@@ -65,6 +65,7 @@ const buildPolicyCreationQuery = (resourceOwner: string) => `
             ?p a odrl:Agreement ;
                odrl:permission ?r ;
                odrl:uid ?p .
+            ?r odrl:assignee ?assignee .
         } UNION {
             ?p a odrl:Set ;
                odrl:permission ?r ;
@@ -74,7 +75,6 @@ const buildPolicyCreationQuery = (resourceOwner: string) => `
         ?r a odrl:Permission ;
            odrl:action ?action ;
            odrl:target ?target ;
-           odrl:assignee ?assignee ;
            odrl:assigner <${resourceOwner}> .
     }
 `;
@@ -92,9 +92,9 @@ const buildPolicyCreationQuery = (resourceOwner: string) => `
 export const postPolicy = async (store: Store, resourceOwner: string): Promise<Store> => {
     const isOwner = store.countQuads(null, 'http://www.w3.org/ns/odrl/2/assigner', resourceOwner, null) !== 0;
     if (!isOwner) throw new ForbiddenHttpError();
-    
+
     const result = await executePost(store, buildPolicyCreationQuery(resourceOwner), ["p", "r"]);
-    
+
     return result;
 }
 
@@ -144,4 +144,4 @@ export const postAccessRequest = async (store: Store, requestingParty: string):
 
     store.addQuad(requestIds[0], namedNode("http://purl.org/dc/terms/issued"), literal(new Date().toISOString(), XSD.terms.dateTime))
     return await executePost(store, buildAccessRequestCreationQuery(requestingParty), ["r"]);
-}
+}

test/integration/Base.test.ts

@@ -178,13 +178,50 @@ describe('A server setup', (): void => {
         @prefix ex: <http://example.org/>.
         @prefix odrl: <http://www.w3.org/ns/odrl/2/> .
 
-        ex:publicPolicy a odrl:Agreement ;
+        ex:publicAnonPolicy a odrl:Agreement ;
+          odrl:uid ex:publicAnonPolicy ;
+          odrl:permission ex:publicAnonPermission .
+        ex:publicAnonPermission a odrl:Permission ;
+          odrl:action odrl:read , odrl:modify ;
+          odrl:target <${collectionResource}> ;
+          odrl:assignee <urn:solidlab:uma:id:anonymous> ;
+          odrl:assigner <${owner}> .
+      `;
+
+      const policyResponse = await fetch(url, {
+        method: 'POST',
+        headers: { authorization: `WebID ${encodeURIComponent(owner)}`, 'content-type': 'text/turtle' },
+        body: policy,
+      });
+      console.log(await policyResponse.text());
+      expect(policyResponse.status).toBe(201);
+
+      const putResponse = await fetch(collectionResource, {
+        method: 'PUT',
+        headers: { 'content-type': 'text/plain' },
+        body: 'Some new text!',
+      });
+      expect(putResponse.status).toBe(205);
+
+      const getResponse = await fetch(collectionResource);
+      expect(getResponse.status).toBe(200);
+      await expect(getResponse.text()).resolves.toEqual('Some new text!');
+    });
+
+    it('the resource can be made publicly accessible by being a Set without assignee.', async(): Promise<void> => {
+      const owner = 'https://pod.woutslabbinck.com/profile/card#me';
+      const url = `http://localhost:${umaPort}/uma/policies`;
+
+      const policy = `
+        @prefix ex: <http://example.org/>.
+        @prefix odrl: <http://www.w3.org/ns/odrl/2/> .
+
+        ex:publicPolicy a odrl:Set ;
           odrl:uid ex:publicPolicy ;
           odrl:permission ex:publicPermission .
         ex:publicPermission a odrl:Permission ;
           odrl:action odrl:read , odrl:modify ;
           odrl:target <${collectionResource}> ;
-          odrl:assignee <urn:solidlab:uma:id:anonymous> ;
           odrl:assigner <${owner}> .
       `;
 
@@ -193,13 +230,15 @@ describe('A server setup', (): void => {
         headers: { authorization: `WebID ${encodeURIComponent(owner)}`, 'content-type': 'text/turtle' },
         body: policy,
       });
+      console.log(await policyResponse.text());
       expect(policyResponse.status).toBe(201);
 
       const putResponse = await fetch(collectionResource, {
         method: 'PUT',
         headers: { 'content-type': 'text/plain' },
         body: 'Some new text!',
       });
+      console.log(await putResponse.text());
       expect(putResponse.status).toBe(205);
 
       const getResponse = await fetch(collectionResource);